#631337#631337

#631337 is a dark, moderate pink. Relative luminance 0.034; OKLCH L 33.9% C 0.117 H 358.4°. Best body text is #FFFFFF at 12.51:1 contrast (WCAG AA passes).

Color values

HEX#631337
RGBrgb(99, 19, 55)
HSLhsl(333, 68%, 23%)
HSVhsv(333, 81%, 39%)
CMYKcmyk(0%, 80.8%, 44.4%, 61.2%)
CIE-LABlab(21.56, 37.94, -1.44)
CIE-LCHlch(21.56, 37.97, 357.82°)
OKLaboklab(33.91% 0.1166 -0.0033)
OKLCHoklch(33.91% 0.117 358.4)
XYZxyz(6.0685, 3.3950, 3.9494)
Luminance0.0339 (WCAG relative)
Temperaturewarm
Familypink

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#631337 #13633F
analogous
#63135F #631337 #631713
triadic
#631337 #376313 #133763
tetradic
#631337 #5F6313 #13633F #171363
square
#631337 #5F6313 #13633F #171363
split-complementary
#631337 #136317 #135F63
monochromatic
#1A050E #30091A #631337 #961D54 #CA2770

Accessibility & contrast

On white

12.51
#631337 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.68
#631337 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #631337
12.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##631337#FFFFFF#000000##FFFFFF
##6313371.0012.511.6812.51
#FFFFFF12.511.0021.001.00
#0000001.6821.001.0021.00
##FFFFFF12.511.0021.001.00

Color blindness preview

Protanopia (red-blind)
#242A38
Deuteranopia (green-blind)
#3A3935
Tritanopia (blue-blind)
#6C0623
Achromatopsia (no color)
#343434

Design tokens & code

CSS
--color: #631337;
/* rgb */ color: rgb(99, 19, 55);
/* oklch */ color: oklch(33.9% 0.117 358.4);
Tailwind
colors: {
  custom: {
    50: '#945a6d',
    500: '#631337',
    950: '#000000',
  },
}
SCSS
$custom: #631337;
$custom-light: #945a6d;
$custom-dark: #000000;
JSON
{
  "hex": "#631337",
  "rgb": {
    "r": 99,
    "g": 19,
    "b": 55
  },
  "hsl": {
    "h": 333,
    "s": 67.797,
    "l": 23.137
  },
  "oklch": {
    "l": 0.33912,
    "c": 0.11662,
    "h": 358.4
  },
  "luminance": 0.03394
}

Semantic roles & 50–950 ramp

primary
#631337
secondary
#379B6E
accent
#EB9D3D
background
#F9F5F6
surface
#F2E9EB
border
#CCC5C6
text
#0E0407
muted
#7E797A

Preview Lab

Preview with #631337

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →

#631337 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva